apomixis vs apogamy

apomixis and apogamy both are nouns.

Word	Noun	Adjective	Verb	Adverb
apomixis	Yes	No	No	No
apogamy	Yes	No	No	No

As nouns, apogamy is a hyponym of apomixis; that is, apogamy is a word with a more specific, narrower meaning than apomixis:

apomixis: any of several kinds of reproduction without fertilization
apogamy: (botany) development of an embryo without fertilization; especially the development in some ferns of a sporophyte from the gametophyte without fertilization

Other hyponyms of apomixis include parthenocarpy, parthenogenesis, parthenogeny.

apomixis (noun)	apogamy (noun)
any of several kinds of reproduction without fertilization	(botany) development of an embryo without fertilization; especially the development in some ferns of a sporophyte from the gametophyte without fertilization